100% brand new and high quality. The portable ultrasonic pest repeller is an effective and safe way to protect you from various pests such as fleas, mosquitoes, bed bugs, cockroaches, rats, mice, insects, ants, spiders and it can be widely used in house tents or outdoor activities. The ultrasonic range of 24-74 KHz is constantly changing to avoid mosquitoes adapting to a certain frequency. Features: ideal for outdoor use. The portable pest repeller with compass is small and lightweight and has a carabiner to attach it to your cloth or bag for outdoor activities. Solar and USB power: with a built-in rechargeable battery that can be powered by solar energy and a micro USB cable that keeps it working for up to 48 hours per full charge. Ultrasonic is safe for humans and household pets, this pest repeller is silent, non-toxic, chemical free and odour free. ALL-AROUND PROTECTION: The ultrasonic pest control covers 645 square feet, large enough to protect all your bodies, tents or babies in the pram. Material: ABS Power rating: 3W Input Voltage: 3.7V Input voltage: 90-250 Battery capacity: 200MA Operating time: 48 hours Charging time: 2 hours Effective coverage: 40-60 sq m / 430-645 sq ft Dimensions: 80 * 72 * 25 mm / 3.1 * 2.8 * 1 Product includes. 1 * Portable ultrasonic insect repeller 1 * USB cable